云南高校图书馆联盟文献共享服务平台- DFB

DFB: 作品数：176被引量：266H指数：8; 导出分析报告; 相关领域：电子电信自动化与计算机技术更多>>; 相关作者：朱洪亮王圩赵润周帆顾宏灿更多>>; 相关机构：中国科学院小熊电器股份有限公司天津大学佛山市小熊健康电器有限公司更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划国家重大科学仪器设备开发专项更多>>

可调谐DFB激光器泵浦的PPLN绿色倍频光源: 《激光杂志》2024年第7期42-48,共7页白思思阙天行李京儒连霜姜培培; 国家自然科学基金青年基金(No.61405174);浙江省自然科学基金(No.LY18F050010)。; 为研制脉冲宽度、重复频率以及输出功率可调谐至单光子级别的可见光波段高重频纳秒级窄脉冲光源,提出了一种基于增益调制型DFB激光器和PPLN晶体的绿色倍频光源设计方案。通过自制的纳秒级高速驱动电路以脉冲方式驱动DFB激光器产生固定...; 关键词：纳秒级窄脉冲增益调制 DFB激光器绿色倍频激光光纤半导体衰减器

高成品率大耦合因子DFB激光二极管芯片设计与制备: 《微纳电子技术》2024年第6期38-44,共7页姚文港郝腾张坤伟刘婷婷; 设计并制备了一种基于相移光栅的大耦合因子分布反馈(DFB)激光二极管芯片,解释了相移光栅在大耦合因子下实现芯片高成品率的机理。采用传输矩阵法模拟了不同耦合因子下随机相位对均匀光栅和相移光栅激光二极管芯片单模特性的影响,发现...; 关键词：分布反馈(DFB) 激光二极管大耦合因子相移光栅传输矩阵高成品率

Modulation bandwidth enhancement in monolithic integrated two-section DFB lasers based on the detuned loading effect: 《Journal of Semiconductors》2023年第11期52-58,共7页Yunshan Zhang Yifan Xu Shijian Guan Jilin Zheng Hongming Gu Lianyan Li Rulei Xiao Tao Fang Hui Zou Xiangfei Chen; Modulation bandwidth enhancement in a directly modulated two-section distributed feedback(TS-DFB)laser based on a detuned loading effect is investigated and experimentally demonstrated.The results show that the 3-dB b...; 关键词：distributed feedback(DFB)laser detuned loading effect direct modulation

Photonic integrated neuro-synaptic core for convolutional spiking neural network被引量：3: 《Opto-Electronic Advances》2023年第11期29-42,共14页Shuiying Xiang Yuechun Shi Yahui Zhang Xingxing Guo Ling Zheng Yanan Han Yuna Zhang Ziwei Song Dianzhuang Zheng Tao Zhang Hailing Wang Xiaojun Zhu Xiangfei Chen Min Qiu Yichen Shen Wanhua Zheng Yue Hao; financial supports from National Key Research and Development Program of China (2021YFB2801900,2021YFB2801901,2021YFB2801902,2021YFB2801904);National Natural Science Foundation of China (No.61974177);National Outstanding Youth Science Fund Project of National Natural Science Foundation of China (62022062);The Fundamental Research Funds for the Central Universities (QTZX23041).; Neuromorphic photonic computing has emerged as a competitive computing paradigm to overcome the bottlenecks of the von-Neumann architecture.Linear weighting and nonlinear spike activation are two fundamental functions...; 关键词：neuromorphic computation photonic spiking neuron photonic integrated DFB-SA array convolutional spiking neural network

Pattern recognition in multi-synaptic photonic spiking neural networks based on a DFB-SA chip被引量：2: 《Opto-Electronic Science》2023年第9期1-10,共10页Yanan Han Shuiying Xiang Ziwei Song Shuang Gao Xingxing Guo Yahui Zhang Yuechun Shi Xiangfei Chen Yue Hao; supports from the National Key Research and Development Program of China (Nos.2021YFB2801900,2021YFB2801901,2021YFB2801902,2021YFB2801903,2021YFB2801904);the National Outstanding Youth Science Fund Project of National Natural Science Foundation of China (No.62022062);the National Natural Science Foundation of China (No.61974177);the Fundamental Research Funds for the Central Universities (No.QTZX23041).; Spiking neural networks(SNNs)utilize brain-like spatiotemporal spike encoding for simulating brain functions.Photonic SNN offers an ultrahigh speed and power efficiency platform for implementing high-performance neuro...; 关键词：photonic spiking neural network fabricated DFB-SA laser chip multi-synaptic connection optical computing

Wavelength-tunable organic semiconductor lasers based on elastic distributed feedback gratings: 《Journal of Semiconductors》2023年第3期68-75,共8页Chengfang Liu He Lin Dongzhou Ji Qun Yu Shuoguo Chen Ziming Guo Qian Luo Xu Liu Wenyong Lai; financial support from the National Natural Science Foundation of China (21835003, 91833304,21422402, 62274097, 21674050, 62004106);the National Key Basic Research Program of China (2014CB648300,2017YFB0404501);the Natural Science Foundation of Jiangsu Province (BE2019120, BK20160888);Program for Jiangsu Specially-Appointed Professor (RK030STP15001);the Six Talent Peaks Project of Jiangsu Province (TD-XCL-009);the333 Project of Jiangsu Province (BRA2017402);the Natural Science Foundation of the Jiangsu Higher Education Institutions of China (20KJB140005);China Postdoctoral Science Foundation (2020M671553);the NUPT"1311 Project"and Scientific Foundation (NY217169, NY215062, NY215107,NY217087);the Leading Talent of Technological Innovation of National Ten-Thousands Talents Program of China;the Excellent Scientific and Technological Innovative Teams of Jiangsu Higher Education Institutions (TJ217038);the Postgraduate Research&Practice Innovation Program of Jiangsu Province (SJCX21-0297);the Synergetic Innovation Center for Organic Electronics and Information Displays;the Priority Academic Program Development of Jiangsu Higher Education Institutions (PAPD); Wavelength-tunable organic semiconductor lasers based on mechanically stretchable polydimethylsiloxane (PDMS) gratings were developed. The intrinsic stretchability of PDMS was explored to modulate the period of the di...; 关键词：stretchable electronics organic semiconductor lasers elastic lasers distributed feedback(DFB)gratings wavelength tunability

高灵敏度光收发组件自动温度控制技术研究: 《电声技术》2023年第2期96-98,103,共4页胡伟李兴红周本军; 为了实现数字信号长距离和高可靠的传输,设计了一种高灵敏度、高集成的数字光收发组件。介绍光收发组件的工作原理,设计基于分布式反馈激光器(Distributed Feedback Laser,DFB)和雪崩光电二极管(Avalanche Photo Diode,APD)探测器的高...; 关键词：分布式反馈激光器(DFB) 雪崩光电二极管(APD)探测器自动温度控制

Coupling characteristics of laterally coupled gratings with slots: 《Chinese Physics B》2022年第11期352-357,共6页Kun Tian Yonggang Zou Linlin Shi He Zhang Yingtian Xu Jie Fan Hui Tang Xiaohui Ma; Project supported by the National Natural Science Foundation of China(Grant Nos.61804013,61804014,and 61805023);Department of Science and Technology of Jilin Province,China(Grant Nos.20190302052GX and 20210201030GX)。; Laterally-coupled ridge-waveguide distributed feedback lasers fabricated without epitaxial regrowth steps have the advantages of process simplification and low cost.We present a laterally coupled grating with slots.Th...; 关键词：Bragg gratings distributed feedback(DFB)lasers coupling coefficient mode field distribution

基于DFB-EAM的40Gbit/s可集成光网络单元全双工测试: 《激光技术》2022年第5期680-684,共5页郑枫陈芯蕊楚广勇; 江苏省自然科学基金资助项目(BK20170199);中央高校基础研究专项经费资助项目(JUSRP11835);江苏省研究生科研与实践创新计划资助项目(SJCX20_0762)。; 为了兼顾用户端光网络单元的特点和传输速率,在接收端采用可集成化的相干检测方案替代传统的直接检测方案,分析了电吸收调制器的偏压特性,搭建了速率为40Gbit/s的5km双向接入网通信系统,对以分布式反馈激光器和电吸收调制器为上行发射...; 关键词：光通信光网络单元相干检测电吸收调制器误比特率

基于可调谐DFB激光的片上微环谐振腔温度测量实验装置设计: 《实验技术与管理》2022年第8期118-123,136,共7页任宏亮徐鹏盛卢瑾陈浩彭宏周守利张江鑫; 浙江省自然科学基金(LY20F050009);上海交通大学区域光纤通信网与新型光通信系统国家重点实验室开放基金(2020GZKF013)。; 为实现高精度测温,该文搭建了基于GaN微环谐振腔光芯片的温度测量实验装置,该装置通过可调谐DFB激光器结合光电探测器采集透射光谱传感信号,检测谐振波长变化实现温度测量。为确保测量精度,在DFB激光器上加载直流偏置电压,同时外加一定...; 关键词：光芯片微环谐振腔 DFB激光器调谐温度控制模块

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